Abaixo está uma instrução que descreve uma tarefa de geração de SQL, combinada com uma entrada que fornece mais contexto sobre os esquemas de tabela disponíveis. Escreva o código SQL que responda adequadamente à solicitação
 ###Instrução: Qual é a margem de vitória de um segundo colocado de buddy gardner?
 ###Tabelas: CREATE TABLE singles:_7_4_titles_3_runner-ups (singles:_7_4_titles_3_runner-ups_id AUTO_INCREMENT PRIMARY KEY, Outcome VARCHAR, Date (Final) VARCHAR, Tournament VARCHAR, Surface VARCHAR, Opponent in the final VARCHAR, Score VARCHAR) CREATE TABLE list_of_talukas_in_ahmednagar_district_by_population (list_of_talukas_in_ahmednagar_district_by_population_id AUTO_INCREMENT PRIMARY KEY, taluka Name VARCHAR, Population (2001 census) INT, % of District Population VARCHAR, Male INT, Male(%) VARCHAR, Female INT, Female(%) VARCHAR, Sex Ratio INT, Literacy INT, Literacy(%) VARCHAR, Literate Male INT, Literate Male(%) VARCHAR, Literate Female INT, Literate Female(%) VARCHAR) CREATE TABLE "fast_track_collectivization" ("fast_track_collectivization"_id AUTO_INCREMENT PRIMARY KEY, Year INT, Total Horses INT, Working Horses VARCHAR, Total Cattle INT, Oxen INT, Bulls VARCHAR, Cows INT, Pigs INT, Sheep and Goats INT) CREATE TABLE pga_tour_wins_15 (pga_tour_wins_15_id AUTO_INCREMENT PRIMARY KEY, Date VARCHAR, Tournament VARCHAR, Winning score VARCHAR, Margin of victory VARCHAR, Runner(s)-up VARCHAR) CREATE TABLE adoption_of_banking_technology (adoption_of_banking_technology_id AUTO_INCREMENT PRIMARY KEY, Bank type VARCHAR, Number of branches INT, On-site ATMs INT, Off-site ATMs INT, Total ATMs INT)  
SELECT Margin of victory FROM pga_tour_wins_15 WHERE Runner(s)-up = buddy gardner